Home / 1,125,791.24-1,688,779.81-367,615.85

Finding the Fourth Proportional to 1,125,791.24, 1,688,779.81 and 367,615.85

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Solution

The fourth proportional to 1,125,791.24, 1,688,779.81 and 367,615.85 is: 551,454.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,791.24 : 1,688,779.81 = 367,615.85 : x
  2. Step 2: Convert to fraction form
    1,125,791.24/1,688,779.81 = 367,615.85/x
  3. Step 3: Cross multiply
    1,125,791.24x = 1,688,779.81 × 367,615.85
  4. Step 4: Simplify right side
    1,125,791.24x = 620,822,225,315.99
  5. Step 5: Solve for x
    x = 620,822,225,315.99/1,125,791.24
  6. Step 6: Final answer
    x = 551,454.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.